"So many vaginas, such a short life," says one biologist in a raucous new book on the diversity of females in the animal kingdom. The hyena, for example, uses her 8-inch clitoral tube to pee, copulate ...

From ducks to dolphins, females have developed sex organs that help them deter undesirable suitors and derive pleasure from non-reproductive behavior Rachel E. Gross Biologists of the past often ...

The stereotypes of dominant male and docile female creatures have shaped zoology since the time of Charles Darwin. This interpretation all too often still goes unchallenged today in textbooks and ...